Character blueprint and animation blueprint crash often

Development Character & Animation
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1

I keep crashing every couple of minutes while Im working with a character blueprint and animation blueprint.
After the crash things like sockets and animation notifies will be missing even though I saved before the crash.

What is going on

MachineId:3CDBAFDD465A744C2791DFA00493085E
EpicAccountId:9c5c15dbfa054d5aaf4cd9e8abc399e7

Access violation - code c0000005 (first/second chance not available)

“”

UE4Editor_Engine!FAnimNode_StateMachine::FindValidTransition() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\animation\animnode_statemachine.cpp:422]
UE4Editor_Engine!FAnimNode_StateMachine::Update() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\animation\animnode_statemachine.cpp:298]
UE4Editor_Engine!FPoseLinkBase::Update() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\animation\animnodebase.cpp:86]
UE4Editor_Engine!FAnimNode_Slot::Update() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\animation\animnode_slot.cpp:44]
UE4Editor_Engine!FPoseLinkBase::Update() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\animation\animnodebase.cpp:86]
UE4Editor_Engine!UAnimInstance::UpdateAnimation() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\animation\animinstance.cpp:438]
UE4Editor_Engine!USkeletalMeshComponent::TickAnimation() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\components\skeletalmeshcomponent.cpp:497]
UE4Editor_Engine!USkeletalMeshComponent::TickPose() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\components\skeletalmeshcomponent.cpp:606]
UE4Editor_Engine!USkinnedMeshComponent::TickComponent() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\components\skinnedmeshcomponent.cpp:447]
UE4Editor_Engine!USkeletalMeshComponent::TickComponent() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\components\skeletalmeshcomponent.cpp:618]
UE4Editor_UnrealEd!UDebugSkelMeshComponent::TickComponent() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\editor\unrealed\private\animation\debugskelmeshcomponent.cpp:717]
UE4Editor_Engine!UActorComponent::ConditionalTickComponent() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\components\actorcomponent.cpp:1108]
UE4Editor_Engine!FActorComponentTickFunction::ExecuteTick() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\components\actorcomponent.cpp:656]
UE4Editor_Engine!FTickTaskSequencer::FTickFunctionTask::DoTask() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\ticktaskmanager.cpp:113]
UE4Editor_Engine!TGraphTask::ExecuteTask() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\public\async\taskgraphinterfaces.h:753]
UE4Editor_Core!FTaskThread::ProcessTasks() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\private\async\taskgraph.cpp:430]
UE4Editor_Core!FTaskThread::ProcessTasksUntilQuit() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\private\async\taskgraph.cpp:273]
UE4Editor_Core!FTaskGraphImplementation::WaitUntilTasksComplete() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\private\async\taskgraph.cpp:991]
UE4Editor_Engine!FTaskGraphInterface::WaitUntilTaskCompletes() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\public\async\taskgraphinterfaces.h:192]
UE4Editor_Engine!FTickTaskSequencer::ReleaseTickGroup() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\ticktaskmanager.cpp:232]
UE4Editor_Engine!FTickTaskManager::RunTickGroup() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\ticktaskmanager.cpp:643]
UE4Editor_Engine!UWorld::RunTickGroup() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\leveltick.cpp:697]
UE4Editor_Engine!UWorld::Tick() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\leveltick.cpp:1181]
UE4Editor_Persona!FAnimationViewportClient::Tick() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\editor\persona\private\animationeditorviewportclient.cpp:740]
UE4Editor_UnrealEd!UEditorEngine::Tick() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\editor\unrealed\private\editorengine.cpp:1399]
UE4Editor_UnrealEd!UUnrealEdEngine::Tick() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\editor\unrealed\private\unrealedengine.cpp:366]
UE4Editor!FEngineLoop::Tick() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\launch\private\launchengineloop.cpp:2359]
UE4Editor!GuardedMain() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\launch\private\launch.cpp:142]
UE4Editor!GuardedMainWrapper() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\launch\private\windows\launchwindows.cpp:126]
UE4Editor!WinMain() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\launch\private\windows\launchwindows.cpp:200]

2

Apparently I’m not the only one having this issue. This is the same issue: https://answers.unrealengine.com/questions/260232/persona-crash-in-animgraph-and-eventgraph.html

The site wont let me upload the image so here is a link to my specs just in case it is a hardware issue:
http://tinyurl.com/nojoc74

3

This has been reported as JIRA [UE-16822] and reported fixed for the official 4.9 release. Please let us know if you are still experiencing this issue at that time.